MathCastle
StatisticsSuperchallengePercentiles and Box Plots

Percentiles and Box Plots · Superchallenge problem

Five numbers are chosen from {1,2,3,4,5}\{1, 2, 3, 4, 5\}, repetition allowed and order ignored. How many different five-number summaries (min, Q1Q_1, median, Q3Q_3, max) can result?